/* ===================================================
   COMPONENTS — Credit Risk Analytics
   Matches styles.css design system
   =================================================== */

/* ===================================================
   FEATURE CARDS (Index/Dashboard)
   =================================================== */

.feature-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  padding-top: 1.5rem;
}

.feature-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* left accent bar */
.feature-card::after {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 2px;
  background: var(--acid);
  border-radius: 0 2px 2px 0;
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  background: var(--surface-2);
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 0 1px var(--acid-border);
}

.feature-card:hover::after { opacity: 1; }

.feature-icon {
  font-size: 1.5rem;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.feature-description {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.6;
  font-weight: 300;
}

/* "START HERE" featured card */
.feature-card--primary {
  border-color: var(--acid-border);
  background: linear-gradient(135deg, var(--surface-1) 0%, rgba(0,229,200,0.04) 100%);
  overflow: visible;
}

.feature-card--primary::before {
  content: 'START HERE';
  position: absolute;
  top: -12px;
  left: 1.5rem;
  background: var(--acid);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 3px 10px;
  border-radius: 4px;
  z-index: 1;
}

.feature-card--primary:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 32px rgba(0,229,200,0.12);
}

/* ===================================================
   METRIC BOX
   =================================================== */

.metric-box {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.metric-box::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--acid), transparent);
  opacity: 0.4;
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 500;
  color: var(--acid);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
}

.metric-label {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-change {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  margin-top: 0.5rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  display: inline-block;
}
.metric-change.up   { background: var(--green-bg); color: var(--green); }
.metric-change.down { background: var(--red-bg);   color: var(--red); }

/* ===================================================
   IMPACT LIST
   =================================================== */

.impact-list { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }

.impact-item {
  padding: 0.9rem 1.1rem;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-left: 2px solid var(--green);
  border-radius: 0 8px 8px 0;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: 0.875rem;
  transition: var(--transition);
}

.impact-item:hover { background: var(--surface-2); }

.impact-item::before {
  content: '↗';
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* ===================================================
   FORM CONTAINER
   =================================================== */

.form-container {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  max-width: 560px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.input-group { display: flex; flex-direction: column; }

.input-help {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  font-style: italic;
  font-family: var(--font-body);
}

.input-error {
  color: var(--red);
  font-size: 0.75rem;
  margin-top: 0.3rem;
  font-family: var(--font-mono);
}

/* ===================================================
   RESULT CARDS
   =================================================== */

.result-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.result-header {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  padding: 1rem 1.25rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.01em;
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.result-row:last-child { border-bottom: none; }
.result-row:hover { background: var(--surface-2); }

.result-label {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.result-value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
}

.result-value.risk-high   { color: var(--red); }
.result-value.risk-medium { color: var(--amber); }
.result-value.risk-low    { color: var(--green); }

/* ===================================================
   RISK LEVEL INDICATOR
   =================================================== */

.risk-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.7rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.risk-low    { background: var(--green-bg); color: var(--green); }
.risk-medium { background: var(--amber-bg); color: var(--amber); }
.risk-high   { background: var(--red-bg);   color: var(--red); }

/* ===================================================
   DECISION BADGE
   =================================================== */

.decision-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.decision-approve { background: var(--green-bg); color: var(--green); border: 1px solid rgba(0,200,150,0.3); }
.decision-reject  { background: var(--red-bg);   color: var(--red);   border: 1px solid rgba(255,74,94,0.3); }
.decision-review  { background: var(--amber-bg); color: var(--amber); border: 1px solid rgba(240,165,0,0.3); }

/* ===================================================
   TABLE WRAPPER
   =================================================== */

.table-wrapper {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.table-responsive { overflow-x: auto; }
.table-responsive table { margin: 0; }

.editable-cell {
  cursor: text;
  background: rgba(0,229,200,0.03);
  border-bottom: 1px dashed var(--acid-border) !important;
  transition: var(--transition);
}
.editable-cell:hover { background: rgba(0,229,200,0.06); }
.editable-cell:focus {
  outline: none;
  background: rgba(0,229,200,0.08);
  border-bottom-color: var(--acid) !important;
}

.editable-hint {
  margin: 0;
  padding: 0.75rem 1rem;
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ===================================================
   COMPARISON CARDS
   =================================================== */

.comparison-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.comparison-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition);
}
.comparison-card:hover {
  border-color: var(--border-accent);
  background: var(--surface-2);
  transform: translateY(-2px);
}

.comparison-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.comparison-metric { margin-bottom: 1rem; }
.comparison-metric-label {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.comparison-metric-value {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--acid);
  margin-top: 0.25rem;
  letter-spacing: -0.02em;
}

/* ===================================================
   DIVIDER
   =================================================== */

.divider {
  height: 1px;
  background: var(--border);
  margin: 2.5rem 0;
  position: relative;
  overflow: visible;
}

.divider::after {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 80px; height: 1px;
  background: var(--acid);
  opacity: 0.5;
}

/* ===================================================
   MODAL
   =================================================== */

.modal {
  display: none;
  position: fixed; z-index: 1000;
  left: 0; top: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
}
.modal.show {
  display: flex;
  justify-content: center;
  align-items: center;
}
.modal-content {
  background: var(--surface-1);
  border: 1px solid var(--border-accent);
  border-radius: 12px;
  padding: 2rem;
  width: 90%; max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}
.modal-close {
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: none;
  transition: var(--transition);
  line-height: 1;
}
.modal-close:hover { color: var(--text-primary); }

/* ===================================================
   INFO BOX
   =================================================== */

.info-box {
  background: rgba(77, 156, 248, 0.06);
  border: 1px solid rgba(77, 156, 248, 0.2);
  border-left: 3px solid var(--blue);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
}

.info-box strong { color: var(--blue); font-weight: 500; }

.info-box.success {
  background: var(--green-bg);
  border-color: rgba(0,200,150,0.2);
  border-left-color: var(--green);
}
.info-box.success strong { color: var(--green); }

.info-box.warning {
  background: var(--amber-bg);
  border-color: rgba(240,165,0,0.2);
  border-left-color: var(--amber);
}
.info-box.warning strong { color: var(--amber); }

.info-box.danger {
  background: var(--red-bg);
  border-color: rgba(255,74,94,0.2);
  border-left-color: var(--red);
}
.info-box.danger strong { color: var(--red); }

/* Info box list items */
.info-box ul { padding-left: 1rem; margin-top: 0.5rem; }
.info-box li { margin-bottom: 0.2rem; }

/* ===================================================
   PROGRESS BAR
   =================================================== */

.progress {
  width: 100%; height: 4px;
  background: var(--surface-3);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 1rem;
}
.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--acid), var(--blue));
  border-radius: 2px;
  transition: width 0.4s ease;
}

/* ===================================================
   TABS
   =================================================== */

.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
  gap: 0;
}

.tab-button {
  padding: 0.75rem 1.25rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  transition: var(--transition);
}
.tab-button:hover { color: var(--text-secondary); }
.tab-button.active {
  color: var(--acid);
  border-bottom-color: var(--acid);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===================================================
   MODEL TABS (predict.html specific)
   =================================================== */

.model-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

/* ===================================================
   CONTROL BAR
   =================================================== */

.control-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  min-width: 220px;
}

.control-group input { margin-top: 0.5rem; }

.control-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* ===================================================
   RISK SLIDER
   =================================================== */

.risk-slider {
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--green), var(--amber), var(--red));
  outline: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.risk-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--acid);
  cursor: pointer;
  box-shadow: 0 0 0 3px var(--acid-dim);
  transition: var(--transition);
}
.risk-slider::-webkit-slider-thumb:hover {
  transform: scale(1.25);
  box-shadow: 0 0 0 5px var(--acid-dim);
}

/* ===================================================
   HERO SECTION
   =================================================== */

.hero {
  position: relative;
  padding: 1rem 0 2rem;
  margin-bottom: 1rem; 
}

.hero-cta-group {
  display: flex;
  gap: 0.75rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* ===================================================
   ARCHITECTURE DIAGRAM WRAPPER
   =================================================== */

.arch-diagram {
  width: 100%;
  max-width: 640px;
  margin: 2rem auto 0;
  display: block;
  opacity: 0.9;
}

/* ===================================================
   DATA TAG  (small mono label for data points)
   =================================================== */

.data-tag {
  display: inline-block;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.15rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ===================================================
   STAT ROW  (inline key-value pair)
   =================================================== */

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.stat-row:last-child { border-bottom: none; }
.stat-key   { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.75rem; }
.stat-value { color: var(--text-primary); font-family: var(--font-mono); font-weight: 500; }

/* ===================================================
   INPUT GROUP TITLE  (predict.html section headers)
   =================================================== */

.input-group-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.input-group-title:first-child { margin-top: 0; }

/* ===================================================
   FORM GRID (predict.html)
   =================================================== */

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

/* ===================================================
   MODEL DESCRIPTION (predict.html)
   =================================================== */

.model-description {
  background: var(--surface-1);
  border-left: 2px solid var(--acid);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}
.model-description strong { color: var(--text-primary); font-weight: 500; }

/* ===================================================
   FORM SECTION (predict.html tab panels)
   =================================================== */

.form-section { display: none; }
.form-section.active { display: block; }

/* ===================================================
   FIELD HINT (predict.html)
   =================================================== */

.field-hint {
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  line-height: 1.4;
  font-style: italic;
}

/* ===================================================
   SECTION TITLE override for emoji icons
   =================================================== */

.section-title .icon {
  font-size: 1rem;
  margin-right: 0.1rem;
}

/* ===================================================
   RESPONSIVE
   =================================================== */

@media (max-width: 768px) {
  .feature-cards    { grid-template-columns: 1fr; }
  .comparison-container { grid-template-columns: 1fr; }
  .form-row         { grid-template-columns: 1fr; }
  .form-grid        { grid-template-columns: 1fr; }
  .hero-cta-group   { flex-direction: column; }
  .result-row { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
  .modal-content { width: 95%; padding: 1.25rem; }
  .control-bar { flex-direction: column; align-items: flex-start; }
}